Ccna certification Practice Tests

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 171.  What is the physical hardware used in virtualization called?

A. Host

B. VM

C. Hypervisor

D. Guest

 172.  Which component connects the VM NIC to the physical network?

A. vNIC

B. Trunk

C.  Virtual switch

D. NX-OS

 173.  Which of the following is a virtual network function (VNF) device?

A.  Virtual switch

B.  Virtual firewall

C.  Database server

D.  File server

 174.  You need to scale out some web servers to accommodate load. Which method would you 

use?

A.  Add vCPUs.

B.  Add vRAM.

C.  Add DNS.

D.  Add SLBaaS.

 175.  Which is a correct statement about MAC addresses?

A.  Organizationally unique identifiers (OUIs) create a unique MAC address.

B.  The first 24 bits of a MAC address are specified by the vendor.

C.  The IEEE is responsible for MAC address uniqueness.

D.  If the I/G bit is set to 1, then the frame identifies a broadcast or multicast.

 176.  Which command would you use to diagnose a problem with frames that are not getting 

forwarded to the destination node on a switch?